package com.ruoyi.system.mapper;

import java.util.List;
import org.apache.ibatis.annotations.Param;
import com.ruoyi.system.domain.JxInstructorStudent;

public interface JxInstructorStudentMapper {
    List<JxInstructorStudent> selectByStaffId(Long staffId);
    int countByStaffId(Long staffId);
    int insert(JxInstructorStudent entity);
    int deleteByStaffAndStudent(@Param("staffId") Long staffId, @Param("studentId") Long studentId);
}


